3
Usage conditions
Hot water / water supply
Drainage
Hot water / water supply
Drainage
Hot water / water supply
Drainage
Rc 1/2"; pipe risers from floor; rise dimensions: hot water 60 mm; water 60 mm
VU40/VP40; pipe risers from floor; rise dimensions: 100 mm
Wooden floor
Mortar floor
Mortar thickness of 50 mm or more
Special floor (stone finish)
A foundation with levels of strength listed above around the installation areas is required.
Plywood thickness of 30 mm or more (two 15 mm sheets joined together)
If the floor surface is tiled, cracks may occur when fastening the bolts during installation of the RS
Ⅲ
main body.
If this looks likely to happen, use the main body attachment diagram and template as a reference and change the material of the
attachment area that is in contact with the floor to another such as plywood or mortar.
The following levels of strength are required for the floor surface.
Hot water supply and water supply conditions
Water used
Hot water supply,
water supply pressure
Hot water temperature
into the product
Water boiler
Public water supply (do not use non-drinkable well water or water that contains rust or sand.)
If the water hardness is 80 ppm or higher, install a water softener to prevent the buildup of scale
within the basin body. Aeration may be minimal when using shampoo even if drinkable well
water is used, so a water softener should be installed.
Use a pressure between 0.1 and 0.4 MPa (1 to 4 kgf/cm
2
). If multiple RS
Ⅲ
are used,
ensure that the pressure does not drop below 0.1 MPa (1 kgf/cm
2
).
Set the water supply pressure
≧
hot water supply pressure.
Set the difference between the hot water supply pressure and water supply pressure to within
0.2 MPa (2 kgf/cm
2
).
Do not use steam with the hot water supply.
Pipe risers
Changing the pipe form RS1
The pipe risers for hot water and the water supply and drainage for RS1 can be used without changing the pipe.
Changing the pipe form NRS
Adjust the rise so that the height of the NRS drainage will be 110 mm. The pipe risers for the hot water and the water supply can
be used without changing the pipe.
Rc 1/2"; pipe risers from floor; rise dimensions: hot water 80 mm; water 110 mm
VU40/VP40; pipe risers from floor; rise dimensions: 110 mm
Rc 1/2"; pipe risers from floor; rise dimensions: hot water 90 mm; water 90 mm
VU40/VP40; pipe risers from floor; rise dimensions: 90 mm
Содержание RS III AXIS
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